# What does Kustomer use?

Kustomer (kustomer.com) shows public evidence of 65 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: Software
- Size: 201–1,000 employees
- Based in: New York, United States
- Founded: 2015
- LinkedIn: https://www.linkedin.com/company/kustomer

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |
| [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain, DNS records |  |
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2019-08 |
| [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS records, Website code |  |
| [Pressable](https://www.runsonwhat.com/reverse/pressable) | Hosting & Cloud | Custom domain | 2016-09 |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |
| [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records |  |
| [MongoDB Atlas](https://www.runsonwhat.com/reverse/mongodb) | Backend & Database | DNS verification records |  |
| [Dust](https://www.runsonwhat.com/reverse/dust) | AI | DNS verification records |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code |  |
| [Crazy Egg](https://www.runsonwhat.com/reverse/crazyegg) | Analytics | Website code |  |
| [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code |  |
| [Atlassian Statuspage](https://www.runsonwhat.com/reverse/statuspage) | Monitoring | Custom domain, DNS verification records, Email records, Website code | 2016-11 |
| [LaunchDarkly](https://www.runsonwhat.com/reverse/launchdarkly) | Flags & Experiments | DNS verification records |  |
| [Pendo](https://www.runsonwhat.com/reverse/pendo) | Analytics | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Custom domain, DNS verification records, Email records, Website code | 2024-03 |
| [HubSpot CMS](https://www.runsonwhat.com/reverse/hubspot-cms) | Website & CMS | Custom domain | 2024-03 |
| [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code |  |
| [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code |  |
| [Sanity](https://www.runsonwhat.com/reverse/sanity) | Website & CMS | Website code |  |
| [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code |  |
| [Navattic](https://www.runsonwhat.com/reverse/navattic) | Marketing | Website code |  |
| [Common Room](https://www.runsonwhat.com/reverse/commonroom) | Sales & CRM | Website code |  |
| [Chili Piper](https://www.runsonwhat.com/reverse/chilipiper) | Sales & CRM | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |
| [DocuSign](https://www.runsonwhat.com/reverse/docusign) | Finance & Legal | DNS verification records, Website code |  |
| [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records |  |
| [EasyDMARC](https://www.runsonwhat.com/reverse/easydmarc) | Security & Compliance | Email records |  |
| [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records |  |
| [Miro](https://www.runsonwhat.com/reverse/miro) | Collaboration | DNS verification records |  |
| [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records |  |
| [Jamf](https://www.runsonwhat.com/reverse/jamf) | Security & Compliance | DNS verification records |  |
| [Cursor](https://www.runsonwhat.com/reverse/cursor) | Dev Tools | DNS verification records |  |
| [Notion](https://www.runsonwhat.com/reverse/notion) | Collaboration | DNS verification records |  |
| [DMARC Digests](https://www.runsonwhat.com/reverse/dmarcdigests) | Security & Compliance | Email records |  |
| [Docker](https://www.runsonwhat.com/reverse/docker) | Dev Tools | DNS verification records |  |
| [Postman](https://www.runsonwhat.com/reverse/postman) | Dev Tools | DNS verification records |  |
| [Vanta](https://www.runsonwhat.com/reverse/vanta) | Security & Compliance | Custom domain | 2023-07 |
| [HackerOne](https://www.runsonwhat.com/reverse/hackerone) | Security & Compliance | DNS verification records |  |
| [Loom](https://www.runsonwhat.com/reverse/loom) | Collaboration | DNS verification records, Website code |  |
| [Maven Central](https://www.runsonwhat.com/reverse/maven-central) | Dev Tools | DNS verification records |  |
| [Remote](https://www.runsonwhat.com/reverse/remote) | People & HR | DNS verification records |  |
| [SentinelOne](https://www.runsonwhat.com/reverse/sentinelone) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does Kustomer use?

As of November 2026, runsonwhat has found 65 tools at Kustomer (kustomer.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Google Cloud. Application: React, Adobe Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 10, 2026.

### What cloud does Kustomer run on?

Kustomer uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, Vercel and Pressable, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on kustomer.com. Amazon Web Services is used by 147,629 companies runsonwhat tracks.

### What CRM does Kustomer use?

Kustomer uses HubSpot for its CRM, alongside Common Room and Chili Piper, according to runsonwhat (November 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and a DNS verification record, and Kustomer has used it since at least March 2024. HubSpot is used by 97,927 companies runsonwhat tracks.

### What email provider does Kustomer use?

Kustomer uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 736,658 companies runsonwhat tracks.

### What analytics tools does Kustomer use?

Kustomer uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Crazy Egg, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on kustomer.com. Google Analytics is used by 904,020 companies runsonwhat tracks.

### What is Kustomer's website built with?

Kustomer uses HubSpot CMS for its website, alongside Sanity, according to runsonwhat (November 2026). runsonwhat found HubSpot CMS through a subdomain that points at HubSpot CMS, and Kustomer has used it since at least March 2024. HubSpot CMS is used by 34,697 companies runsonwhat tracks.

### How long has Kustomer used Pressable?

Kustomer has used Pressable since at least September 2016, going by the first public certificate of the kustomer.com subdomain that points at Pressable. Other long-running tools at Kustomer include Atlassian Statuspage (since November 2016), Amazon CloudFront (since August 2019) and Vanta (since July 2023).

### Does Kustomer use Cloudflare?

Yes. runsonwhat found Cloudflare at Kustomer through Cloudflare code on kustomer.com. Cloudflare is a CDN & Edge tool used by 735,240 companies runsonwhat tracks.

### Does Kustomer use AI tools?

Yes. runsonwhat has found Anthropic, OpenAI and Dust at Kustomer; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Kustomer may use more AI tools than these.

### Which companies have a tech stack similar to Kustomer's?

The companies with the stacks most like Kustomer's are Truelayer, Textkernel by Bullhorn, Causaly and Neural Concept, according to runsonwhat (November 2026). Each shares 15 to 28 tools with Kustomer, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Kustomer uses?

runsonwhat reads public records only. Of the 65 tools at Kustomer, 29 were found through DNS records, 22 through code on kustomer.com, 8 through subdomains that point at the vendor, 5 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and kustomer.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/kustomer.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.